A small tree lizard that can save you hundreds on car insurance.

When you are having vaginal intercourse with a girl in the standing doggy position with her leaning against a wall, the penis is removed and thrust into her anal orifice, thus causing her to attempt to 'run' up the wall like a gecko

Australian slang: to look at or inspect.

Based on the way geckos look at objects.

The small, computer generated lizard mascot for Geico. Portrayed with an Australian accent. Is a cute little bugger.

the most superior organism on earth

A nickname for a shirt with a contrasting collar and cuffs, usually a blue shirt with white collar and white cuffs. Lee Iacocca started this fashion trend back in the 80's. This nickname developed as a result of the character Gordan Gecko wearing these types of shirt in the movie Wall Street. These shirts seem to phase in and out of style every few years.

the small angry lizard underneath my computer chair.